Home / 409,336.43-564,901.71-228,048.26

Finding the Fourth Proportional to 409,336.43, 564,901.71 and 228,048.26

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Solution

The fourth proportional to 409,336.43, 564,901.71 and 228,048.26 is: 314,716.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,336.43 : 564,901.71 = 228,048.26 : x
  2. Step 2: Convert to fraction form
    409,336.43/564,901.71 = 228,048.26/x
  3. Step 3: Cross multiply
    409,336.43x = 564,901.71 × 228,048.26
  4. Step 4: Simplify right side
    409,336.43x = 128,824,852,036.53
  5. Step 5: Solve for x
    x = 128,824,852,036.53/409,336.43
  6. Step 6: Final answer
    x = 314,716.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.